<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<style>
body {
	margin-top:10px;
	background: #000;
}
#admincontrol {
	width:100%;
	height:100%;
	margin-top:280px;
	cursor:pointer;
}
</style>
<head>
<script>
function controlLeft()
{
    var centerfrm = parent.document.getElementById('centerfrm');
    var control   = document.getElementById("control");
	filename = control.src;
	pos = filename.lastIndexOf("/")+1;
	filename = filename.substring(pos);
    if(filename == "arrowleft.gif")
    {
        centerfrm.cols = "0,10,*";
        control.src    = "images/arrowright.gif";
    }
    else
    {
        centerfrm.cols = "165,10,*";
        control.src = "images/arrowleft.gif";
    }
}
</script>
</head>
<body style="margin-left:0px;">
<div id="admincontrol" valign="middle"><img id="control" onClick="controlLeft();" src="images/arrowleft.gif" style="cursor:pointer;" alt="控制左右框架"></div>
</body>
</html>
